Power adapter connecting in a surface to surface contact

Abstract

A power adapter capable of connecting a plug with an electronic board of the power adapter includes an insulated body, a plug and two conductive terminals. The insulated body includes a switching section with a switching space. The plug includes a turntable and two conductive inserts penetrating the turntable. The turntable is positioned on the switching section. Two conductive inserts respectively include a plug pin. The two conductive terminals extend to respectively connect to the electronic board. Each conductive terminal is connected with the switching section and the surface of the conductive terminal is attached to the surface of the plug pin of the conductive insert. As a result, when changing the direction of the plug, the plug can have good electric connection with the conductive terminals.

1. A power adapter having an electronic board, comprising:
 an insulated body, including a switching section with a switching space connected to an outside space; 
 a plug including a turntable and two conductive inserts penetrating the turntable, the turntable being connected to the switching section and the two conductive inserts respectively including a plug pin; and 
 two conductive terminals, extending to be respectively connected with the electronic board, each conductive terminal being connected to the switching section and the surface of the conductive terminals being respectively attached to the surface of the plug pins of the conductive inserts, 
 wherein each conductive terminal includes a positioning section and two conductive arms extending horizontally from the positioning section, the positioning section is connected with the switching section directly and the surface of one of the conductive arms is attached to the surface of the plug pin of the conductive insert, and 
 wherein the insulated body forms a installation space, the switching section includes a hollow column therein, the switching section also includes a positioning ring surrounding the hollow column, and two conductive terminals are engaged with the positioning ring. 
 
     
     
       2. The power adapter according to  claim 1 , wherein the positioning section and the two conductive arms extending horizontally from the positioning section are one unity, and each conductive arm extends from the first half of the positioning section. 
     
     
       3. The power adapter according to  claim 1 , wherein the insulated body further comprises a dust-proof film corresponding to the switching space, the dust-proof film is connected with the installation space, the dust-proof film is provided with an aperture corresponding to the hollow column, the plug further comprises a grounding pin penetrating the turntable and a sleeve connected with the grounding pin, the sleeve is secured to the hollow column and penetrate the aperture, and the dust-proof film is provided with a blocking piece on the side of the aperture. 
     
     
       4. The power adapter according to  claim 1 , wherein the plug includes a inserting space and an open tubular column in the inserting space, two plug pins and a grounding pin are penetrated into the inserting space, and the grounding pin is penetrated into the open tubular column. 
     
     
       5. The power adapter according to  claim 1 , wherein the plug further comprises a valve plate attached to the turntable, the valve plate includes a plurality of flanges, the adjacent flanges generate a gap in between, a fool-proof piece is provided between the turntable and the valve plate, a transferring section includes a plurality of blockings corresponding to the fool-proof piece, the flanges are respectively engaged with the blockings, and the fool-proof piece is blocked by one side of the blockings. 
     
     
       6. The power adapter according to  claim 1 , wherein the turntable includes a plurality of notches, the insulated body is provided with a positioning elastic arm, the positioning elastic arm is selectively secured to gaps and the notches. 
     
     
       7. The power adapter according to  claim 1 , further comprises two terminal pieces with the dust-proof film, the two terminal pieces are connected with the two conductive terminals to support the two conductive terminals. 
     
     
       8. The power adapter according to  claim 1 , wherein the positioning ring includes a plurality of positioning grooves outside of its wall, the positioning section of each conductive arm is engaged with the positioning groove to be connected with the switching section. 
     
     
       9. The power adapter according to  claim 8 , wherein the positioning groove respectively includes a locking aperture on both sides, each conductive terminal extends to form a locking piece on both sides, and the locking pieces are respectively secured to the locking apertures. 
     
     
       10. The power adapter according to  claim 1 , wherein the conductive arm, on its both sides, respectively includes a protruding conductive piece, whose surface is configured to be attached to the surface of the plug pin. 
     
     
       11. The power adapter according to  claim 10 , wherein the cross section of the conductive piece is essentially a U shape and includes an arc surface, the opening of the arc surface of the conductive piece faces away from the surface of the plug pin and the arc surface is attached to the plug pin.